Improvement in horse-power connection



JOHN A. HAFMER, or COMMERCE, MISSOURI.

' vLene/rs Patent No. odset, .dated october 26, 1869.

IMPROVEMENT IN HORSE-POWER CONNECTION. I Q-QoP-O-d* The Schedulereferred to in these Letters Patent and making partv of the same.

T0 au whom it may CONCWH# The Cover G fits around the clutch C, and hassuita- Be it known that I, JOHN A. HAFNER, of Comble projections tocorrespond with the projections bon merce, in the county of Scott, andState of Missouri, the casing A, and is secured to the casing by meanshave invented certain new and-useful Improvements of bolts, d d, passingthrough the said projections, in Horse-Power Connections; and do hereby,declare which bolts are then fastened by burrs -or' nuts, c c, that thefollowingr is a full, clear, and exact description one of said boltspassing, as above-mentioned,through thereof, reference heilig had to theaccompanying drawthe ring or loop formed ou the outer end of the ings,and to the letters of reference marked thereon, spring F. making a partof this specification. 'Ou the inside of the cover G isa circularrecess, f,

The nature of my invention consists in thecouwhich is provided with twostops, g g, and on the outer struction and arrangement of a horse-powerconnecside of the outer ange a is another stop or lng, h, tion,las willbe hereinafter lfully set forth. which works in the recess f, betweenthe stops g g.

In order to enable others skilled in the art to which rFliese lugs orstops are so arranged lthat the-spring myinvcntion appertains, to.niakeand use the same, cannot be turned backward, and, when turnedforward, I will now proceed to describe its construction and itis onlyfor a certaindistauce, thus, in'a great meas operation,reterring totheannexeddrawings, in-which ure, preventing the spring from becomingbroken.

Figure 1 is a vertical section of the connection, hav- 1n otherhorse-power connections, the .clutch and ing the spring removed; casinghave, as a general thing, been formed in one Figure 2 is an inside viewof the casing, showing piece, so that when the clutch has becomeworn'out,

.the spring in position; and 'the casing also had to be thrown away.;but, by folm- Figure 3 is an inside view of the cover or lid to the ingthem in the manner above described, 1 save the easing. r casing, and canreadily remove the clutch and replace v A represents the casing, whichis provided, in its .it with a new one when necessary.

centre, with a dome-shaped projection, B, within which The presentinvention is an improvement upon the the tumbling-rod D is placed,vsaidrod being secured patent granted me February 2, 1869. by a thumb-screw,E, which passes through a contin- Having thus fullydescribed 'myinvention,

Vnation or extension of the dome B, outside of the What I claim as new,and desire to secure by Letcasing. ters Patent, Iis

0n the dome B is placed the clutch C, the inner end 1. The casing A,constructed as described, with a of which is shaped in the form of ahub,.so as to fit dome-shaped projection, B, in the centre,substantially and turn on the dome.- g as and fol` the purposes hereinset forth. The hub-portion .of the clutch C is, at each end, 2. Theclutch C, constructed as described, so as to' provided with a circularflange, a, between which the fit over andturujieely on `the dome IB,substantiallyl inner coil of the spring E lies. as and for thepurposes-l1e1'en set forth.

The spring F consists of two or more leaves, riveted 3. The cover' G,having .a recess, f, and stops g g, together at one end and bent as ahook to fit in slots in combination with the lug or stop h, on ,theclutch on the flanges a a., or in the hub itself. C, substantially asand for the purposes herein seti The outer leaf,e, of the springF,'which I prefer 4forth. y making the longest, is, at its outer end,bent in the 4. The combination ofthe Aeasing A, dome B, clutch form of aring, so as to tit within one of the semicir- G, spring F, and cover G,all constructed as described, cular projections b, on the casingpandlthatv the bolt and operating substantiallyin the manner and for thewhich passes through said projection to'secure the purposes herein setforth; cover to the casing, may pass through said ring, and v Intestimony thatI claim thc foregoing, I have thus secure that end of thespring to the casing, 'while hereunto set my hand, this 15th-day ofJuly, 1869. the other, or inner end, is, as above-mentioned, se, JOHN A.HAFNER. cured firmly in the hub-part of the clutclrC.

The outer leaf c, is, on its inner side,- at suitable W'ituesses:

I intervals, provided with smaller' leaves, i fi, riveted, at DAVID D'.LYNCH, their inner ends, to the outer leaf, thus strengthening v -SIDNEYDARRONE. the same. r

